diff --git a/ide/src/trace/SpApplication.ts b/ide/src/trace/SpApplication.ts
index 188fedaee955b2fdbf3663d1c1226f121b8b6ba7..e37aac6a56102727564303ff12e6c66c88cfbb64 100644
--- a/ide/src/trace/SpApplication.ts
+++ b/ide/src/trace/SpApplication.ts
@@ -452,7 +452,7 @@ export class SpApplication extends BaseElement {
         let percentValue = ((readSize * 100) / allFileSize).toFixed(2);
         this.litSearch!.setPercent('Read in file: ', Number(percentValue));
         fr.readAsArrayBuffer(slice);
-      }
+      };
       continueReading();
       fr.onerror = (): void => reject(false);
       info('read over long trace file ', file.name);
diff --git a/ide/src/trace/component/chart/SpBpftraceChart.ts b/ide/src/trace/component/chart/SpBpftraceChart.ts
index 755d251f8cf3a52d7fd5b2b1084e3a239d87f9d9..53cd86cfe3034056a6b32b21833a24367e8bf1c8 100644
--- a/ide/src/trace/component/chart/SpBpftraceChart.ts
+++ b/ide/src/trace/component/chart/SpBpftraceChart.ts
@@ -135,7 +135,7 @@ export class SpBpftraceChart {
    * @param start_ts
    */
   // @ts-ignore
-  addTraceRowEventListener(row: TraceRow<unknown>, start_ts: number) {
+  addTraceRowEventListener(row: TraceRow<unknown>, start_ts: number): void {
     row.uploadEl?.addEventListener('sample-file-change', (e: unknown) => {
       this.getJsonData(e).then((res: unknown) => {
         this.resetChartData(row);
@@ -186,7 +186,7 @@ export class SpBpftraceChart {
    * @param row
    */
   // @ts-ignore
-  resetChartData(row: TraceRow<unknown>) {
+  resetChartData(row: TraceRow<unknown>): void {
     row.dataList = [];
     row.dataList2 = [];
     row.dataListCache = [];
@@ -203,7 +203,7 @@ export class SpBpftraceChart {
       let reader = new FileReader();
       // @ts-ignore
       reader.readAsText(file.detail || file);
-      reader.onloadend = (e: unknown) => {
+      reader.onloadend = (e: unknown): void => {
         // @ts-ignore
         const fileContent = e.target?.result;
         try {